Scientists have long treated mass extinctions as events locked deep in the fossil record. That framing now feels less distant. New research points to patterns that resemble earlier biological ...

(CNN) — Humans have wiped out more than 100 species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass ...

Humans have wiped out hundreds of species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass extinction” event ...

Nearly all life that ever existed on Earth eventually disappeared. Five known mass extinctions wiped out up to 96 percent of species in sudden, catastrophic events. While mainstream science favored ...

This lineage was widespread and abundant in the Late Cretaceous, but just a few species survive today off the coasts of Australia. If you’re an animal living through a mass extinction, it’s best to be ...

Extinction rates appear to have slowed since their peak in the early 1900s, suggesting not a reprieve for nature but a shift in how and where losses occur. Much of the damage was concentrated on ...

The end-Permian mass extinction was the deadliest event in Earth’s history. Also called the Great Dying, it is thought to have nearly wiped out all life on Earth 252 million years ago. Yet, earlier ...